Home / 343,020.44-514,580.46-106,382.18

Finding the Fourth Proportional to 343,020.44, 514,580.46 and 106,382.18

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Solution

The fourth proportional to 343,020.44, 514,580.46 and 106,382.18 is: 159,588.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,020.44 : 514,580.46 = 106,382.18 : x
  2. Step 2: Convert to fraction form
    343,020.44/514,580.46 = 106,382.18/x
  3. Step 3: Cross multiply
    343,020.44x = 514,580.46 × 106,382.18
  4. Step 4: Simplify right side
    343,020.44x = 54,742,191,120.20
  5. Step 5: Solve for x
    x = 54,742,191,120.20/343,020.44
  6. Step 6: Final answer
    x = 159,588.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.